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<a name="1" href="#1">1</a>   <em class="jxr_comment">/*</em>
<a name="2" href="#2">2</a>   <em class="jxr_comment"> * AbstractCollectionContainer.java</em>
<a name="3" href="#3">3</a>   <em class="jxr_comment"> *</em>
<a name="4" href="#4">4</a>   <em class="jxr_comment"> * Created on November 30, 2007, 2:20 PM</em>
<a name="5" href="#5">5</a>   <em class="jxr_comment"> *</em>
<a name="6" href="#6">6</a>   <em class="jxr_comment"> * To change this template, choose Tools | Template Manager</em>
<a name="7" href="#7">7</a>   <em class="jxr_comment"> * and open the template in the editor.</em>
<a name="8" href="#8">8</a>   <em class="jxr_comment"> */</em>
<a name="9" href="#9">9</a>   <strong class="jxr_keyword">package</strong> com.totsp.gwittir.client.ui;
<a name="10" href="#10">10</a>  
<a name="11" href="#11">11</a>  <strong class="jxr_keyword">import</strong> com.google.gwt.user.client.ui.HasWidgets;
<a name="12" href="#12">12</a>  <strong class="jxr_keyword">import</strong> com.google.gwt.user.client.ui.Widget;
<a name="13" href="#13">13</a>  
<a name="14" href="#14">14</a>  <strong class="jxr_keyword">import</strong> com.totsp.gwittir.client.beans.Introspectable;
<a name="15" href="#15">15</a>  <strong class="jxr_keyword">import</strong> com.totsp.gwittir.client.beans.Introspector;
<a name="16" href="#16">16</a>  <strong class="jxr_keyword">import</strong> com.totsp.gwittir.client.ui.util.ActionProvider;
<a name="17" href="#17">17</a>  <strong class="jxr_keyword">import</strong> com.totsp.gwittir.client.ui.util.ActionTypeFactory;
<a name="18" href="#18">18</a>  <strong class="jxr_keyword">import</strong> com.totsp.gwittir.client.ui.util.BoundWidgetTypeFactory;
<a name="19" href="#19">19</a>  
<a name="20" href="#20">20</a>  <strong class="jxr_keyword">import</strong> java.util.Collection;
<a name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> java.util.Iterator;
<a name="22" href="#22">22</a>  
<a name="23" href="#23">23</a>  
<a name="24" href="#24">24</a>  <em class="jxr_javadoccomment">/**</em>
<a name="25" href="#25">25</a>  <em class="jxr_javadoccomment"> *</em>
<a name="26" href="#26">26</a>  <em class="jxr_javadoccomment"> * @author rcooper</em>
<a name="27" href="#27">27</a>  <em class="jxr_javadoccomment"> */</em>
<a name="28" href="#28">28</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../com/totsp/gwittir/client/ui/AbstractCollectionContainer.html">AbstractCollectionContainer</a> <strong class="jxr_keyword">extends</strong> <a href="../../../../../com/totsp/gwittir/client/ui/AbstractBoundWidget.html">AbstractBoundWidget</a> implements HasWidgets {
<a name="29" href="#29">29</a>      <strong class="jxr_keyword">private</strong> <a href="../../../../../com/totsp/gwittir/client/ui/util/ActionTypeFactory.html">ActionTypeFactory</a> actionFactory;
<a name="30" href="#30">30</a>      <strong class="jxr_keyword">private</strong> <a href="../../../../../com/totsp/gwittir/client/ui/util/BoundWidgetTypeFactory.html">BoundWidgetTypeFactory</a> factory;
<a name="31" href="#31">31</a>      <strong class="jxr_keyword">private</strong> Collection value;
<a name="32" href="#32">32</a>      <strong class="jxr_keyword">private</strong> HasWidgets base;
<a name="33" href="#33">33</a>  
<a name="34" href="#34">34</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Creates a new instance of <a href="../../../../../com/totsp/gwittir/client/ui/AbstractCollectionContainer.html">AbstractCollectionContainer</a> */</em>
<a name="35" href="#35">35</a>      <strong class="jxr_keyword">public</strong> <a href="../../../../../com/totsp/gwittir/client/ui/AbstractCollectionContainer.html">AbstractCollectionContainer</a>(
<a name="36" href="#36">36</a>          HasWidgets base, <a href="../../../../../com/totsp/gwittir/client/ui/util/BoundWidgetTypeFactory.html">BoundWidgetTypeFactory</a> factory, <a href="../../../../../com/totsp/gwittir/client/ui/util/ActionTypeFactory.html">ActionTypeFactory</a> actionFactory) {
<a name="37" href="#37">37</a>          <strong class="jxr_keyword">super</strong>();
<a name="38" href="#38">38</a>          <strong class="jxr_keyword">this</strong>.base = base;
<a name="39" href="#39">39</a>          <strong class="jxr_keyword">this</strong>.setFactory(factory);
<a name="40" href="#40">40</a>  
<a name="41" href="#41">41</a>          <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">this</strong>.getFactory() == <strong class="jxr_keyword">null</strong>) {
<a name="42" href="#42">42</a>              <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> NullPointerException(<span class="jxr_string">"You must provide a BoundWidgetTypeFactory."</span>);
<a name="43" href="#43">43</a>          }
<a name="44" href="#44">44</a>  
<a name="45" href="#45">45</a>          <strong class="jxr_keyword">this</strong>.setActionFactory(actionFactory);
<a name="46" href="#46">46</a>      }
<a name="47" href="#47">47</a>      
<a name="48" href="#48">48</a>       <strong class="jxr_keyword">public</strong> <a href="../../../../../com/totsp/gwittir/client/ui/AbstractCollectionContainer.html">AbstractCollectionContainer</a>(
<a name="49" href="#49">49</a>          HasWidgets base, <a href="../../../../../com/totsp/gwittir/client/ui/util/BoundWidgetTypeFactory.html">BoundWidgetTypeFactory</a> factory, <a href="../../../../../com/totsp/gwittir/client/ui/util/ActionTypeFactory.html">ActionTypeFactory</a> actionFactory, Collection value) {
<a name="50" href="#50">50</a>          <strong class="jxr_keyword">this</strong>(base, factory, actionFactory);
<a name="51" href="#51">51</a>          <strong class="jxr_keyword">this</strong>.setValue( value );
<a name="52" href="#52">52</a>      }
<a name="53" href="#53">53</a>  
<a name="54" href="#54">54</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setActionFactory(<a href="../../../../../com/totsp/gwittir/client/ui/util/ActionTypeFactory.html">ActionTypeFactory</a> actionFactory) {
<a name="55" href="#55">55</a>          <strong class="jxr_keyword">this</strong>.actionFactory = actionFactory;
<a name="56" href="#56">56</a>      }
<a name="57" href="#57">57</a>  
<a name="58" href="#58">58</a>      <strong class="jxr_keyword">public</strong> <a href="../../../../../com/totsp/gwittir/client/ui/util/ActionTypeFactory.html">ActionTypeFactory</a> getActionFactory() {
<a name="59" href="#59">59</a>          <strong class="jxr_keyword">return</strong> actionFactory;
<a name="60" href="#60">60</a>      }
<a name="61" href="#61">61</a>  
<a name="62" href="#62">62</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setFactory(<a href="../../../../../com/totsp/gwittir/client/ui/util/BoundWidgetTypeFactory.html">BoundWidgetTypeFactory</a> factory) {
<a name="63" href="#63">63</a>          <strong class="jxr_keyword">this</strong>.factory = factory;
<a name="64" href="#64">64</a>      }
<a name="65" href="#65">65</a>  
<a name="66" href="#66">66</a>      <strong class="jxr_keyword">public</strong> <a href="../../../../../com/totsp/gwittir/client/ui/util/BoundWidgetTypeFactory.html">BoundWidgetTypeFactory</a> getFactory() {
<a name="67" href="#67">67</a>          <strong class="jxr_keyword">return</strong> factory;
<a name="68" href="#68">68</a>      }
<a name="69" href="#69">69</a>  
<a name="70" href="#70">70</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setValue(Object value) {
<a name="71" href="#71">71</a>          Collection old = <strong class="jxr_keyword">this</strong>.value;
<a name="72" href="#72">72</a>          <strong class="jxr_keyword">this</strong>.value = (Collection) value;
<a name="73" href="#73">73</a>          <strong class="jxr_keyword">this</strong>.render();
<a name="74" href="#74">74</a>          <strong class="jxr_keyword">this</strong>.changes.firePropertyChange(<span class="jxr_string">"value"</span>, old, value);
<a name="75" href="#75">75</a>      }
<a name="76" href="#76">76</a>  
<a name="77" href="#77">77</a>      <strong class="jxr_keyword">public</strong> Object getValue() {
<a name="78" href="#78">78</a>          <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">this</strong>.value;
<a name="79" href="#79">79</a>      }
<a name="80" href="#80">80</a>  
<a name="81" href="#81">81</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> add(Widget w) {
<a name="82" href="#82">82</a>          <strong class="jxr_keyword">this</strong>.base.add(w);
<a name="83" href="#83">83</a>      }
<a name="84" href="#84">84</a>  
<a name="85" href="#85">85</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> clear() {
<a name="86" href="#86">86</a>          <strong class="jxr_keyword">this</strong>.clear();
<a name="87" href="#87">87</a>  
<a name="88" href="#88">88</a>          <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">this</strong>.value != <strong class="jxr_keyword">null</strong>) {
<a name="89" href="#89">89</a>              <strong class="jxr_keyword">this</strong>.value.clear();
<a name="90" href="#90">90</a>          }
<a name="91" href="#91">91</a>      }
<a name="92" href="#92">92</a>  
<a name="93" href="#93">93</a>      <strong class="jxr_keyword">public</strong> Iterator iterator() {
<a name="94" href="#94">94</a>          <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">this</strong>.base.iterator();
<a name="95" href="#95">95</a>      }
<a name="96" href="#96">96</a>  
<a name="97" href="#97">97</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> remove(Widget w) {
<a name="98" href="#98">98</a>          <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">this</strong>.base.remove(w);
<a name="99" href="#99">99</a>      }
<a name="100" href="#100">100</a> 
<a name="101" href="#101">101</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> render() {
<a name="102" href="#102">102</a>         <strong class="jxr_keyword">this</strong>.base.clear();
<a name="103" href="#103">103</a> 
<a name="104" href="#104">104</a>         <strong class="jxr_keyword">if</strong> ((<strong class="jxr_keyword">this</strong>.value == <strong class="jxr_keyword">null</strong>) || (<strong class="jxr_keyword">this</strong>.value.size() == 0)) {
<a name="105" href="#105">105</a>             <strong class="jxr_keyword">return</strong>;
<a name="106" href="#106">106</a>         }
<a name="107" href="#107">107</a> 
<a name="108" href="#108">108</a>         <strong class="jxr_keyword">for</strong> (Iterator it = <strong class="jxr_keyword">this</strong>.value.iterator(); it.hasNext();) {
<a name="109" href="#109">109</a>             <a href="../../../../../com/totsp/gwittir/client/beans/Introspectable.html">Introspectable</a> o = (Introspectable) it.next();
<a name="110" href="#110">110</a>             <a href="../../../../../com/totsp/gwittir/client/ui/BoundWidget.html">BoundWidget</a> w = <strong class="jxr_keyword">this</strong>.getFactory()
<a name="111" href="#111">111</a>                                 .getWidgetProvider(Introspector.INSTANCE.resolveClass(o))
<a name="112" href="#112">112</a>                                 .get();
<a name="113" href="#113">113</a>             w.setModel(o);
<a name="114" href="#114">114</a> 
<a name="115" href="#115">115</a>             <a href="../../../../../com/totsp/gwittir/client/ui/util/ActionProvider.html">ActionProvider</a> ap = <strong class="jxr_keyword">this</strong>.getActionFactory().getActionProvider(
<a name="116" href="#116">116</a>                     Introspector.INSTANCE.resolveClass(w));
<a name="117" href="#117">117</a> 
<a name="118" href="#118">118</a>             <strong class="jxr_keyword">if</strong> (ap != <strong class="jxr_keyword">null</strong>) {
<a name="119" href="#119">119</a>                 w.setAction(ap.get());
<a name="120" href="#120">120</a>             }
<a name="121" href="#121">121</a> 
<a name="122" href="#122">122</a>             base.add((Widget) w);
<a name="123" href="#123">123</a>         }
<a name="124" href="#124">124</a>     }
<a name="125" href="#125">125</a> }
</pre>
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